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Remapping McLaren W1

1 engines · 1 generations — up to +75 hp

Compare every McLaren W1 engine we remap: stock figures, Stage 1 gains and prices, plus ethanol (E85) options.

1
engines
+75 hp
up to
+110 Nm
up to
€1,290
Stage 1 from

Find your vehicle directly

Search for your vehicle to see remapping options, expected gains and our prices.

McLaren W1 — engines
EngineStockAfter Stage 1GainE85 ethanolFrom
2025
4.0 T PHEV 1275ch★ 1275 hp 1350 hp +75 hp Ethanol conversion available €1,290

Top 2 engines

Best petrol gain 4.0 T PHEV 1275ch 1275 hp → 1350 hp · +75 hp · €1,290 View
Best gain / price ratio 4.0 T PHEV 1275ch 1275 hp → 1350 hp · +75 hp · €1,290 View

Switch to ethanol (E85)

1 McLaren W1 engine is compatible with E85 conversion in our catalogue. Ethanol saves up to 50% at the pump and cuts your carbon footprint — with no compromise on performance. Good for your wallet and for the planet.

Find your vehicle
1
E85-compatible engines

Other models McLaren

MP4-12C 2 540C 1 570S / Sprint / GT / GT4 1 600 LT 1 620R 1 625C 1
See all models McLaren

FAQ

What gains can I expect on a McLaren W1?
Gains depend on the exact engine: the comparison table above shows stock vs Stage 1 power and torque for each McLaren W1 version.
How much is a McLaren W1 Stage 1?
From €1,290. Pick your engine for the exact price.
Is E85 conversion available on the McLaren W1?
Yes, 1 McLaren W1 engine is E85-compatible in our catalogue. Ethanol can halve your fuel bill and shrink your carbon footprint, with performance left intact.
Where can I get my McLaren W1 remapped?
Our workshop is in Lathuile (74210), at the southern end of Lake Annecy, by appointment, Monday to Friday 9am–6pm and Saturday 8am–12pm. We can also come to your home within about 1h30 of Annecy (power socket and internet connection required; travel costs may apply). Find Alpes Reprog on Google Maps